Product Description

AD***-II Technical Specifications



The AD***-II audiometer have added some functions base on the AD***-I version. The most important one is that it can connect to the computer to transfer the data and also you can save the data on your computer.

 

Frequency and maximum output intensity

Frequency       AC dB HL           AC dB HL            BC dB HL

Hz              TDH*9            Ear-Tone  5A             B*1

**0             **0                   **5                   *5

**0             **0                   **0                   *0

**0             **0                   **5                   *0

***0            **0                   **0                   *0

***0            **0                   **0                   *0

***0            **0                   **0                   *0

***0            **0                   **0                   *0

***0            **0                   **5                   *0

***0            110                   **0                   

***0            100                   *5                    

 

Extended range function：If havent select, AC output restrictions smaller than maximum output *0 dB

 

Input : pure tone, warble tone ±5%, 5Hz Sine wave frequency modulation.

 

Masking :Both Air conduction and bone conduction can do masking

 

Computer Interface: USB data transfer interface, can transfer data to computer, and also can set up personalized print reports.

 

Output :Air conduction earphone(L/R), Bone conduction earphone(L/R), Insert earphone, Insert masking.

 

Transducer : TDH *9 earphone (standard configuration)

           Ear~Tone 5A Insert earphone (Optional)

           B*1 bone conduction earphone (standard configuration)

Monitor function: Optional

Feedback words : Built-in feedback words microphone.*0-*0 dB SPL can be continuous adjust in panel.

 

Send test voice: Manual or automatic

              Monopulse

              Multiple-pulse

Frequency selection :If you need to fast test,youcan select **0 Hz,**0 Hz,15*0 Hz, 4k Hzor6k Hz.

 

Display :Letter-figure

 

Patient signal:Responser

 

Structure : Engineering plastic shell

 

Attenuator control :standard rotary switch (can choose Push- switch)

 

Power supply: outer type regulated power supply (standard configuration), ******0V,****0 Hz

 

Fuse : T2A Built-in fuse

 

Size : *5cm**0cm*7cm                                    

 

NetWeight ：***5g

 

Standard accessory: TDH*9 Air conduction earphone, B*1Bone conduction earphone, responder, power line, USB line, CD software